Home / 1,082,648,907.98-1,493,799,426.07-612,750,228.92

Finding the Fourth Proportional to 1,082,648,907.98, 1,493,799,426.07 and 612,750,228.92

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Solution

The fourth proportional to 1,082,648,907.98, 1,493,799,426.07 and 612,750,228.92 is: 845,450,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,648,907.98 : 1,493,799,426.07 = 612,750,228.92 : x
  2. Step 2: Convert to fraction form
    1,082,648,907.98/1,493,799,426.07 = 612,750,228.92/x
  3. Step 3: Cross multiply
    1,082,648,907.98x = 1,493,799,426.07 × 612,750,228.92
  4. Step 4: Simplify right side
    1,082,648,907.98x = 915,325,940,284,957,056
  5. Step 5: Solve for x
    x = 915,325,940,284,957,056/1,082,648,907.98
  6. Step 6: Final answer
    x = 845,450,388.89

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Double scale
Find fourth proportional to 1,082,648,908.98, 1,493,799,427.45 and 612,750,229.92
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.